AnsAnswer:
Time, space, and energy phenomena can be observed at various scales using models to study systems that are too large or too small. The observed function of natural and designed systems may change with scale. Scientific relationships can be e use of algebraic expressions and equations.
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...require a living host cell to survive.
Hi there!
A nonrenewable resource is when you use something once, it cannot be used again, natural gases is an example.
Using this information, C. Coal is your answer.
Hope this helped! ♥♥
Answer:
a. concentration gradient
Explanation:
i did it in apex and got it right.